Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5612824 | Narrow band filter and method of making same | Y. Calvin Si, Gary S. Duck, Joseph Ip | 1997-03-18 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5612824 | Narrow band filter and method of making same | Y. Calvin Si, Gary S. Duck, Joseph Ip | 1997-03-18 |